3 * @file src/Protocol/Email.php
5 namespace Friendica\Protocol;
7 use Friendica\Content\Text\HTML;
15 * @param string $mailbox The mailbox name
16 * @param string $username The username
17 * @param string $password The password
20 public static function connect($mailbox, $username, $password)
22 if (!function_exists('imap_open')) {
26 $mbox = @imap_open($mailbox, $username, $password);
28 $errors = imap_errors();
29 if (!empty($errors)) {
30 logger('IMAP Errors occured: ' . json_encode($errors));
33 $alerts = imap_alerts();
34 if (!empty($alerts)) {
35 logger('IMAP Alerts occured: ' . json_encode($alerts));
42 * @param object $mbox mailbox
43 * @param string $email_addr email
46 public static function poll($mbox, $email_addr)
48 if (!$mbox || !$email_addr) {
52 $search1 = @imap_search($mbox, 'FROM "' . $email_addr . '"', SE_UID);
56 logger("Found mails from ".$email_addr, LOGGER_DEBUG);
59 $search2 = @imap_search($mbox, 'TO "' . $email_addr . '"', SE_UID);
63 logger("Found mails to ".$email_addr, LOGGER_DEBUG);
66 $search3 = @imap_search($mbox, 'CC "' . $email_addr . '"', SE_UID);
70 logger("Found mails cc ".$email_addr, LOGGER_DEBUG);
73 $res = array_unique(array_merge($search1, $search2, $search3));
79 * @param array $mailacct mail account
82 public static function constructMailboxName($mailacct)
84 $ret = '{' . $mailacct['server'] . ((intval($mailacct['port'])) ? ':' . $mailacct['port'] : '');
85 $ret .= (($mailacct['ssltype']) ? '/' . $mailacct['ssltype'] . '/novalidate-cert' : '');
86 $ret .= '}' . $mailacct['mailbox'];
91 * @param object $mbox mailbox
92 * @param integer $uid user id
95 public static function messageMeta($mbox, $uid)
97 $ret = (($mbox && $uid) ? @imap_fetch_overview($mbox, $uid, FT_UID) : [[]]); // POSSIBLE CLEANUP --> array(array()) is probably redundant now
98 return (count($ret)) ? $ret : [];
102 * @param object $mbox mailbox
103 * @param integer $uid user id
104 * @param string $reply reply
107 public static function getMessage($mbox, $uid, $reply)
111 $struc = (($mbox && $uid) ? @imap_fetchstructure($mbox, $uid, FT_UID) : null);
117 if (!$struc->parts) {
118 $ret['body'] = self::messageGetPart($mbox, $uid, $struc, 0, 'html');
119 $html = $ret['body'];
121 if (trim($ret['body']) == '') {
122 $ret['body'] = self::messageGetPart($mbox, $uid, $struc, 0, 'plain');
124 $ret['body'] = HTML::toBBCode($ret['body']);
129 foreach ($struc->parts as $ptop => $p) {
130 $x = self::messageGetPart($mbox, $uid, $p, $ptop + 1, 'plain');
135 $x = self::messageGetPart($mbox, $uid, $p, $ptop + 1, 'html');
140 if (trim($html) != '') {
141 $ret['body'] = HTML::toBBCode($html);
143 $ret['body'] = $text;
147 $ret['body'] = self::removeGPG($ret['body']);
148 $msg = self::removeSig($ret['body']);
149 $ret['body'] = $msg['body'];
150 $ret['body'] = self::convertQuote($ret['body'], $reply);
152 if (trim($html) != '') {
153 $ret['body'] = self::removeLinebreak($ret['body']);
156 $ret['body'] = self::unifyAttributionLine($ret['body']);
161 // At the moment - only return plain/text.
162 // Later we'll repackage inline images as data url's and make the HTML safe
164 * @param object $mbox mailbox
165 * @param integer $uid user id
166 * @param object $p parts
167 * @param integer $partno part number
168 * @param string $subtype sub type
171 private static function messageGetPart($mbox, $uid, $p, $partno, $subtype)
173 // $partno = '1', '2', '2.1', '2.1.3', etc for multipart, 0 if simple
174 global $htmlmsg,$plainmsg,$charset,$attachments;
180 ? @imap_fetchbody($mbox, $uid, $partno, FT_UID|FT_PEEK)
181 : @imap_body($mbox, $uid, FT_UID|FT_PEEK);
183 // Any part may be encoded, even plain text messages, so check everything.
184 if ($p->encoding == 4) {
185 $data = quoted_printable_decode($data);
186 } elseif ($p->encoding == 3) {
187 $data = base64_decode($data);
191 // get all parameters, like charset, filenames of attachments, etc.
193 if ($p->parameters) {
194 foreach ($p->parameters as $x) {
195 $params[strtolower($x->attribute)] = $x->value;
199 if (isset($p->dparameters) && $p->dparameters) {
200 foreach ($p->dparameters as $x) {
201 $params[strtolower($x->attribute)] = $x->value;
206 // Any part with a filename is an attachment,
207 // so an attached text file (type 0) is not mistaken as the message.
209 if ((isset($params['filename']) && $params['filename']) || (isset($params['name']) && $params['name'])) {
210 // filename may be given as 'Filename' or 'Name' or both
211 $filename = ($params['filename'])? $params['filename'] : $params['name'];
212 // filename may be encoded, so see imap_mime_header_decode()
213 $attachments[$filename] = $data; // this is a problem if two files have same name
217 if ($p->type == 0 && $data) {
218 // Messages may be split in different parts because of inline attachments,
219 // so append parts together with blank row.
220 if (strtolower($p->subtype)==$subtype) {
221 $data = iconv($params['charset'], 'UTF-8//IGNORE', $data);
222 return (trim($data) ."\n\n");
227 // $htmlmsg .= $data ."<br><br>";
228 $charset = $params['charset']; // assume all parts are same charset
232 // Many bounce notifications embed the original message as type 2,
233 // but AOL uses type 1 (multipart), which is not handled here.
234 // There are no PHP functions to parse embedded messages,
235 // so this just appends the raw source to the main message.
236 // elseif ($p->type==2 && $data) {
237 // $plainmsg .= $data."\n\n";
241 if (isset($p->parts) && $p->parts) {
243 foreach ($p->parts as $partno0 => $p2) {
244 $x .= self::messageGetPart($mbox, $uid, $p2, $partno . '.' . ($partno0+1), $subtype); // 1.2, 1.2.1, etc.
254 * @param string $in_str in string
255 * @param string $charset character set
258 public static function encodeHeader($in_str, $charset)
261 $need_to_convert = false;
263 for ($x = 0; $x < strlen($in_str); $x ++) {
264 if ((ord($in_str[$x]) == 0) || ((ord($in_str[$x]) > 128))) {
265 $need_to_convert = true;
269 if (!$need_to_convert) {
273 if ($out_str && $charset) {
274 // define start delimimter, end delimiter and spacer
276 $start = "=?" . $charset . "?B?";
277 $spacer = $end . "\r\n " . $start;
279 // determine length of encoded text within chunks
280 // and ensure length is even
281 $length = 75 - strlen($start) - strlen($end);
284 [EDIT BY danbrown AT php DOT net: The following
285 is a bugfix provided by (gardan AT gmx DOT de)
286 on 31-MAR-2005 with the following note:
287 "This means: $length should not be even,
288 but divisible by 4. The reason is that in
289 base64-encoding 3 8-bit-chars are represented
290 by 4 6-bit-chars. These 4 chars must not be
291 split between two encoded words, according
294 $length = $length - ($length % 4);
296 // encode the string and split it into chunks
297 // with spacers after each chunk
298 $out_str = base64_encode($out_str);
299 $out_str = chunk_split($out_str, $length, $spacer);
301 // remove trailing spacer and
302 // add start and end delimiters
303 $spacer = preg_quote($spacer, '/');
304 $out_str = preg_replace("/" . $spacer . "$/", "", $out_str);
305 $out_str = $start . $out_str . $end;
311 * Function send is used by NETWORK_EMAIL and NETWORK_EMAIL2 code
312 * (not to notify the user, but to send items to email contacts)
314 * @param string $addr address
315 * @param string $subject subject
316 * @param string $headers headers
317 * @param array $item item
321 * @todo This could be changed to use the Emailer class
323 public static function send($addr, $subject, $headers, $item)
325 //$headers .= 'MIME-Version: 1.0' . "\n";
326 //$headers .= 'Content-Type: text/html; charset=UTF-8' . "\n";
327 //$headers .= 'Content-Type: text/plain; charset=UTF-8' . "\n";
328 //$headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n";
330 $part = uniqid("", true);
332 $html = prepare_body($item);
334 $headers .= "Mime-Version: 1.0\n";
335 $headers .= 'Content-Type: multipart/alternative; boundary="=_'.$part.'"'."\n\n";
337 $body = "\n--=_".$part."\n";
338 $body .= "Content-Transfer-Encoding: 8bit\n";
339 $body .= "Content-Type: text/plain; charset=utf-8; format=flowed\n\n";
341 $body .= HTML::toPlaintext($html)."\n";
343 $body .= "--=_".$part."\n";
344 $body .= "Content-Transfer-Encoding: 8bit\n";
345 $body .= "Content-Type: text/html; charset=utf-8\n\n";
347 $body .= '<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">'.$html."</body></html>\n";
349 $body .= "--=_".$part."--";
351 //$message = '<html><body>' . $html . '</body></html>';
352 //$message = html2plain($html);
353 logger('notifier: email delivery to ' . $addr);
354 mail($addr, $subject, $body, $headers);
358 * @param string $iri string
361 public static function iri2msgid($iri)
363 if (!strpos($iri, "@")) {
364 $msgid = preg_replace("/urn:(\S+):(\S+)\.(\S+):(\d+):(\S+)/i", "urn!$1!$4!$5@$2.$3", $iri);
373 * @param string $msgid msgid
376 public static function msgid2iri($msgid)
378 if (strpos($msgid, "@")) {
379 $iri = preg_replace("/urn!(\S+)!(\d+)!(\S+)@(\S+)\.(\S+)/i", "urn:$1:$4.$5:$2:$3", $msgid);
387 private static function saveReplace($pattern, $replace, $text)
391 $text = preg_replace($pattern, $replace, $text);
399 private static function unifyAttributionLine($message)
401 $quotestr = ['quote', 'spoiler'];
402 foreach ($quotestr as $quote) {
403 $message = self::saveReplace('/----- Original Message -----\s.*?From: "([^<"].*?)" <(.*?)>\s.*?To: (.*?)\s*?Cc: (.*?)\s*?Sent: (.*?)\s.*?Subject: ([^\n].*)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
404 $message = self::saveReplace('/----- Original Message -----\s.*?From: "([^<"].*?)" <(.*?)>\s.*?To: (.*?)\s*?Sent: (.*?)\s.*?Subject: ([^\n].*)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
406 $message = self::saveReplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\nDatum: (.*?)\nVon: (.*?) <(.*?)>\nAn: (.*?)\nBetreff: (.*?)\n/i', "[".$quote."='$2']\n", $message);
407 $message = self::saveReplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\sDatum: (.*?)\s.*Von: "([^<"].*?)" <(.*?)>\s.*An: (.*?)\n.*/i', "[".$quote."='$2']\n", $message);
408 $message = self::saveReplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\nDatum: (.*?)\nVon: (.*?)\nAn: (.*?)\nBetreff: (.*?)\n/i', "[".$quote."='$2']\n", $message);
410 $message = self::saveReplace('/-----Urspr.*?ngliche Nachricht-----\sVon: "([^<"].*?)" <(.*?)>\s.*Gesendet: (.*?)\s.*An: (.*?)\s.*Betreff: ([^\n].*?).*:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
411 $message = self::saveReplace('/-----Urspr.*?ngliche Nachricht-----\sVon: "([^<"].*?)" <(.*?)>\s.*Gesendet: (.*?)\s.*An: (.*?)\s.*Betreff: ([^\n].*?)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
413 $message = self::saveReplace('/Am (.*?), schrieb (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
415 $message = self::saveReplace('/Am .*?, \d+ .*? \d+ \d+:\d+:\d+ \+\d+\sschrieb\s(.*?)\s<(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
417 $message = self::saveReplace('/Am (.*?) schrieb (.*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
418 $message = self::saveReplace('/Am (.*?) schrieb <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
419 $message = self::saveReplace('/Am (.*?) schrieb (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
420 $message = self::saveReplace('/Am (.*?) schrieb (.*?)\n(.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
422 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) ([^<"].*?) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
424 $message = self::saveReplace('/On .*?, \d+ .*? \d+ \d+:\d+:\d+ \+\d+\s(.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
426 $message = self::saveReplace('/On (.*?) at (.*?), (.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$3']\n", $message);
427 $message = self::saveReplace('/On (.*?)\n([^<].*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
428 $message = self::saveReplace('/On (.*?), (.*?), (.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$3']\n", $message);
429 $message = self::saveReplace('/On ([^,].*?), (.*?)\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
430 $message = self::saveReplace('/On (.*?), (.*?)\swrote\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
432 // Der loescht manchmal den Body - was eigentlich unmoeglich ist
433 $message = self::saveReplace('/On (.*?),(.*?),(.*?),(.*?), (.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$5']\n", $message);
435 $message = self::saveReplace('/Zitat von ([^<].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
437 $message = self::saveReplace('/Quoting ([^<].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
439 $message = self::saveReplace('/From: "([^<"].*?)" <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
440 $message = self::saveReplace('/From: <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
442 $message = self::saveReplace('/Du \(([^)].*?)\) schreibst:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
444 $message = self::saveReplace('/--- (.*?) <.*?> schrieb am (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
445 $message = self::saveReplace('/--- (.*?) schrieb am (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
447 $message = self::saveReplace('/\* (.*?) <(.*?)> hat geschrieben:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
449 $message = self::saveReplace('/(.*?) <(.*?)> schrieb (.*?)\):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
450 $message = self::saveReplace('/(.*?) <(.*?)> schrieb am (.*?) um (.*):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
451 $message = self::saveReplace('/(.*?) schrieb am (.*?) um (.*):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
452 $message = self::saveReplace('/(.*?) \((.*?)\) schrieb:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
453 $message = self::saveReplace('/(.*?) schrieb:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
455 $message = self::saveReplace('/(.*?) <(.*?)> writes:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
456 $message = self::saveReplace('/(.*?) \((.*?)\) writes:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
457 $message = self::saveReplace('/(.*?) writes:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
459 $message = self::saveReplace('/\* (.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
460 $message = self::saveReplace('/(.*?) wrote \(.*?\):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
461 $message = self::saveReplace('/(.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
463 $message = self::saveReplace('/([^<].*?) <.*?> hat am (.*?)\sum\s(.*)\sgeschrieben:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
465 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) ([^<"].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
466 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) (.*?) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
467 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
468 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
470 $message = self::saveReplace('/(.*?) <(.*?)> schrubselte:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
471 $message = self::saveReplace('/(.*?) \((.*?)\) schrubselte:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
476 private static function removeGPG($message)
478 $pattern = '/(.*)\s*-----BEGIN PGP SIGNED MESSAGE-----\s*[\r\n].*Hash:.*?[\r\n](.*)'.
479 '[\r\n]\s*-----BEGIN PGP SIGNATURE-----\s*[\r\n].*'.
480 '[\r\n]\s*-----END PGP SIGNATURE-----(.*)/is';
482 preg_match($pattern, $message, $result);
484 $cleaned = trim($result[1].$result[2].$result[3]);
486 $cleaned = str_replace(["\n- --\n", "\n- -"], ["\n-- \n", "\n-"], $cleaned);
488 if ($cleaned == '') {
495 private static function removeSig($message)
497 $sigpos = strrpos($message, "\n-- \n");
498 $quotepos = strrpos($message, "[/quote]");
501 // Especially for web.de who are using that as a separator
502 $message = str_replace("\n___________________________________________________________\n", "\n-- \n", $message);
503 $sigpos = strrpos($message, "\n-- \n");
504 $quotepos = strrpos($message, "[/quote]");
507 // When the signature separator is inside a quote, we don't separate
508 if (($sigpos < $quotepos) && ($sigpos != 0)) {
509 return ['body' => $message, 'sig' => ''];
512 $pattern = '/(.*)[\r\n]-- [\r\n](.*)/is';
514 preg_match($pattern, $message, $result);
516 if (($result[1] != '') && ($result[2] != '')) {
517 $cleaned = trim($result[1])."\n";
518 $sig = trim($result[2]);
524 return ['body' => $cleaned, 'sig' => $sig];
527 private static function removeLinebreak($message)
529 $arrbody = explode("\n", trim($message));
534 foreach ($arrbody as $i => $line) {
537 while ((strlen($currline)>0) && ((substr($currline, 0, 1) == '>')
538 || (substr($currline, 0, 1) == ' '))) {
539 if (substr($currline, 0, 1) == '>') {
543 $currline = ltrim(substr($currline, 1));
547 $nextline = trim($arrbody[$i+1]);
548 while ((strlen($nextline)>0) && ((substr($nextline, 0, 1) == '>')
549 || (substr($nextline, 0, 1) == ' '))) {
550 if (substr($nextline, 0, 1) == '>') {
554 $nextline = ltrim(substr($nextline, 1));
557 $firstword = strpos($nextline.' ', ' ');
559 $specialchars = ((substr(trim($nextline), 0, 1) == '-') ||
560 (substr(trim($nextline), 0, 1) == '=') ||
561 (substr(trim($nextline), 0, 1) == '*') ||
562 (substr(trim($nextline), 0, 1) == '·') ||
563 (substr(trim($nextline), 0, 4) == '[url') ||
564 (substr(trim($nextline), 0, 5) == '[size') ||
565 (substr(trim($nextline), 0, 7) == 'http://') ||
566 (substr(trim($nextline), 0, 8) == 'https://'));
568 if (!$specialchars) {
569 $specialchars = ((substr(rtrim($line), -1) == '-') ||
570 (substr(rtrim($line), -1) == '=') ||
571 (substr(rtrim($line), -1) == '*') ||
572 (substr(rtrim($line), -1) == '·') ||
573 (substr(rtrim($line), -6) == '[/url]') ||
574 (substr(rtrim($line), -7) == '[/size]'));
577 if ($lines[$lineno] != '') {
578 if (substr($lines[$lineno], -1) != ' ') {
579 $lines[$lineno] .= ' ';
582 while ((strlen($line)>0) && ((substr($line, 0, 1) == '>')
583 || (substr($line, 0, 1) == ' '))) {
585 $line = ltrim(substr($line, 1));
589 $lines[$lineno] .= $line;
590 if (((substr($line, -1, 1) != ' '))
591 || ($quotelevel != $currquotelevel)) {
595 return implode("\n", $lines);
598 private static function convertQuote($body, $reply)
601 $arrbody = explode("\n", trim($body));
604 for ($i = 0; $i < count($arrbody); $i++) {
606 $quoteline = $arrbody[$i];
608 while ((strlen($quoteline)>0) and ((substr($quoteline, 0, 1) == '>')
609 || (substr($quoteline, 0, 1) == ' '))) {
610 if (substr($quoteline, 0, 1) == '>')
613 $quoteline = ltrim(substr($quoteline, 1));
616 $arrlevel[$i] = $quotelevel;
617 $arrbody[$i] = $quoteline;
624 for ($i = 0; $i < count($arrbody); $i++) {
625 $previousquote = $quotelevel;
626 $quotelevel = $arrlevel[$i];
627 $currline = $arrbody[$i];
629 while ($previousquote < $quotelevel) {
631 $arrbody[$i] = $quote.$arrbody[$i];
635 while ($previousquote > $quotelevel) {
636 $arrbody[$i] = '[/quote]'.$arrbody[$i];
640 $arrbodyquoted[] = $arrbody[$i];
642 while ($quotelevel > 0) {
643 $arrbodyquoted[] = '[/quote]';
647 $body = implode("\n", $arrbodyquoted);
649 if (strlen($body) > 0) {
650 $body = $body."\n\n";
654 $body = self::removeToFu($body);
660 private static function removeToFu($message)
662 $message = trim($message);
665 $oldmessage = $message;
666 $message = preg_replace('=\[/quote\][\s](.*?)\[quote\]=i', '$1', $message);
667 $message = str_replace("[/quote][quote]", "", $message);
668 } while ($message != $oldmessage);
676 while (($pos = strpos($message, '[quote', $start)) > 0) {
685 while (($pos = strpos($message, '[/quote]', $start)) > 0) {
690 while ($endquotes < $startquotes) {
691 $message .= '[/quote]';
697 while (($pos = strpos($message, '[/quote]', $start)) > 0) {
702 if (strtolower(substr($message, -8)) != '[/quote]')
709 foreach ($quotes as $index => $quote) {
710 $quotelevel += $quote;
712 if (($quotelevel == 0) and ($quotestart == 0))
713 $quotestart = $index;
716 if ($quotestart != 0) {
717 $message = trim(substr($message, 0, $quotestart))."\n[spoiler]".substr($message, $quotestart+7, -8).'[/spoiler]';